Monthly Archives: July 2016

Lentils and Appetite: Whole Versus Blended

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Citrus Fruit for Carotenoids

Carotenoids are a group of phytonutrients that may have particular health benefits in humans. Carotenoids are synthesised in plants and are absorbed by animals when they eat carotenoid containing plants. Common dietary carotenoids include β-carotene and lycopene, and these are … Continue reading

Posted in Antioxidant, Astaxanthin, Carotenoids, Citrus Fruit, Cryptoxanthin, Lutein, Xanthophylls, Zeaxanthin | Comments Off on Citrus Fruit for Carotenoids

Oats Lower Cholesterol: Beta-Glucans

Fibre was once considered little more than roughage for the gastrointestinal tract. However, advances in nutritional science has shown fibre to be a complex and heterogeneous group of compounds with diverse effects. Many studies have investigated the effects of various … Continue reading

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Carotenoid and Xanthophyll Absorption From Spinach

Spinach is a good source of carotenoids and their oxidised products, the xanthophylls. Carotenoids and xanthophylls act as antioxidants in plants, and in this role can protect the plant tissues from the oxidative stress that results from excessive sun exposure. … Continue reading

Posted in Beta Carotene, Carotenoids, Digestion and Absorption, Lutein, Xanthophylls | Comments Off on Carotenoid and Xanthophyll Absorption From Spinach

Lutein Protects From Cataracts

Lutein is a xanthophyll that is produced in plants and algae as part of the carotenoid synthesis pathway. Evidence suggests that lutein accumulates in the eyes of mammals including humans, and here it may have protective effects against cataracts and … Continue reading

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Xanthophylls Protect The Eye

Carotenoids are a structurally related group of phytonutrients, some of which possess vitamin A activity in humans. Carotenoids are pigments in nature and produce many of the red, yellow and orange colours in vegetables and some fruits. In plants, carotenoids … Continue reading

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Vitamin C In Human Nutrition

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Absorption of Xanthophylls

Posted in Antioxidant, Astaxanthin, Carotenoids, Cryptoxanthin, Digestion and Absorption, Lutein, Xanthophylls, Zeaxanthin | Comments Off on Absorption of Xanthophylls

Antioxidants for the Eye: Xanthophylls

The human eye is an interesting design. The design of the eye is related to the function it must play in allowing vision in the presence of damaging ultraviolet light. In this regard, comparison to the octopus eye is interesting, … Continue reading

Posted in Beta Carotene, Carotenoids, Eyes, Lutein, Lycopene, Xanthophylls, Zeaxanthin | Comments Off on Antioxidants for the Eye: Xanthophylls

Xanthophylls and Carotenoids as Antioxidants

Animals are chemotrophs, meaning that they obtain their energy from other organisms, ultimately plants. Animals therefore have no reason to expose themselves excessively to sunlight, which can be damaging when in excess. Animals can protect themselves from the damaging effects … Continue reading

Posted in Antioxidant, Beta Carotene, Carotenoids, Lutein, Lycopene, Xanthophylls | Comments Off on Xanthophylls and Carotenoids as Antioxidants